title: Paediatric urology: invasive management needed for failed pyeloplasty?
authors.forename: Melanie
authors.initials: M
authors.lastname: Clyne
mesh_terms: D006801:Humans; D006869:Hydronephrosis / Q000151:congenital* / Q000601:surgery*; D021782:Multicystic Dysplastic Kidney / Q000601:surgery*; D014517:Ureteral Obstruction / Q000601:surgery*; D013520:Urologic Surgical Procedures / Q000379:methods*